/Engine/Source/Runtime/AudioMixer/Public/Quartz/AudioMixerClock.h
Returns false if the clock is not valid or has shut down
bool SendCommandToClock ( [TFunction](API\Runtime\Core\GenericPlatform\TFunction)< void([FQuartzClock](API\Runtime\AudioMixer\Quartz\FQuartzClock) *)> InCommand )